1.2.7.1: Provide Roadway Signal Control

This page shows the collection of processes that make up the Provide Roadway Signal Control facility within the Manage Traffic function. These processes handle timing plan updates, control traffic signals, and execute changes in timing in response to priority or preemption requests.

There are 4 processes in this collection, each of which is defined in a Process Specification (PSpec) and mapped to a subsystem physical object in the physical view:

1) Process Indicator Output Data for Roads (1.2.7.1.1)
2) Manage Local Signal Preemption Requests (1.2.7.1.2)
3) Provide Device Interface for Field Management Stations (1.2.7.1.3)
4) Process Signal Control Conflict Monitoring (1.2.7.1.4)